<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width,initial-scale=1.0">
  <title>dc-example</title>
  <script src='/libs/dc-sdk/dc.min.js'></script>
  <link href='/libs/dc-sdk/dc.min.css' type='text/css' rel='stylesheet'>
  <link href='../index.css' type='text/css' rel='stylesheet'>
</head>

<body>

<div id="viewer-container" class="viewer-container"></div>
<script>
  let viewer = undefined

  const  generatePosition = (num) => {
    let list = []
    for (let i = 0; i < num; i++) {
      let lng = 120.65276089+ Math.random() * 0.5
      let lat = 31.310530293 + Math.random() * 0.5
      list.push({lng,lat})
    }
    return list
  }

      DC.config.baseUrl = '../libs/dc-sdk/resources/'
      let viewer = new DC.Viewer('viewer-container')
    let  baseLayer = DC.ImageryLayerFactory.createAMapImageryLayer({
      crs:"WGS84"
    })
    viewer.addBaseLayer( baseLayer,{brightness:0.1})
    let layer = new DC.DynamicLayer('layer').addTo(viewer)
    for(let i = 0; i<50; i++){
      let model = new DC.DynamicModel(generatePosition(1)[0],'../assets/data/qiche.gltf')
      model.setStyle({
        scale:10
      })
      layer.addOverlay(model)
    }
    setInterval(()=>{
      layer.getOverlays().forEach(item=>{
        item.addPosition(generatePosition(1)[0],10)
      })
    },10000)

    viewer.flyTo(layer)
  }

</script>
</body>
</html>

